--routerbot!
function suck()
  print "Starting suck cycle!"
  turtle.select(1)
  while not turtle.suck() do
    print "Nothing in the Ender chest. Waiting a while..."
    sleep(20)
  end
  local sucked = 1
  print "Sucking!!"
  while turtle.suck() do
    sucked = sucked + 1
  end
  print ("Finished sucking. Got ".. sucked .. " items.")
end

function spin()
  turtle.turnRight()
  turtle.turnRight()
end

function unclog()
  print "Possible Clog?"
  sleep(1)
  local counter = 0
  for i = 1, 10 do
    sleep(1)
    print "Trying to drop!"
    if turtle.drop() then
      break
    end
    counter = counter + 1
    if counter == 10 then
      local full = 1
      for i = 1, 16 do
        print ("Checking slot " .. i)
        if turtle.getItemCount(i) == 0 then
          print ("Room found for clogged item in slot " .. i)
          turtle.select(i)
          turtle.suck()
          print "Putting it into the chest above me."
          if turtle.dropUp() == true then
            full = 0
          end
          break
        end
      end
      if full == 1 then
        print "SHIT BE FULL, YO."
        return false
      else
        return true
      end
    end
  end
  return true
end

function drop()
  for i=1,16 do
    turtle.select(i)
    if turtle.getItemCount(i) > 0 then
      if turtle.drop() == false then
        if unclog() == false then
          return false
        end
        turtle.select(i)
        turtle.drop()
      end
    end
  end
  print "Slight rest."
  sleep(3)
  print "Checking router for clogged item before next cycle."
  if turtle.suck() then
    if turtle.dropUp() == false then
      print "There was an item in the router, but the chest is full. "
      return false
    end
  end
  return true
end
function router()
  local doStuff = true
  while doStuff do
    suck()
    spin()
    doStuff = drop()
    spin()
  end
end

router()